Singular...............Plural
knife....................knives
wife.....................wives

My wife's mother is my mother-in-law.
King Solomon had 1000 wives. His wives each had a mother.

His wives' mothers were his mothers-in-law.

Benjamin Blech's translation of a poem from the XXc Yiddish humorist "Shalom Aleichem":
A thousand wives were had
Toyzent vayber hat gehat

by King Solomon the wise.
Shloymeh ha-melekh, der kliger.

But don't forget that with every wife
Forgest nisht az tsu yeden vayb

He also acquired a mother-in-law!
Hot er oykh gekrogen a shviger.




"fife" (a kind of flute) has a regular plural - fifes. (source)
I am holding four cards in my hand and two of them are fives.
http://en.wikipedia.org/wiki/English_plural#Almost-regular_plurals

(from) edited by MKG
There are 13 words that have this form in plural.
calf, half, knife, life, wife, elf, self, shelf, leaf, sheaf, thief, loaf and wolf.

All words have the ending "ves" instead of "fs" or "fes".

Four words have two plural endings: "+s" , "+ves".
dwarf, hoof, scarf, wharf.


http://mapleleafs.nhl.com/club/schedule.htm (< Wiki) mass noun

http://www.thefreedictionary.com/naif naif - a naive or inexperienced person
http://www.merriam-webster.com/dictionary/naif 1893
http://en.wiktionary.org/wiki/na%C3%AFfs#English naïfs plural form of naïf


http://www.thefreedictionary.com/knave 1100's (XIIc)
http://www.merriam-webster.com/dictionary/knave from cnafa



Last revised by grosslearning, MK Gross
13 Nov 2010
just print out the first page